Chapter | 11 Video Technology 265 Which Screen Type Is Best? It is very difficult to find a new TV set with a CRT. You can still buy them, but they are typically only available in the smaller screen sizes such as 9, 13, and 19 inches. LCD screens are available in a wide range of sizes, but the minimum today for a TV set is about 19 inches. Remember that these dimensions are the diago- nal dimension from an upper corner of the screen to the lower diagonal corner. The most popular LCD screen size is 32 inches, but they are available in a wide range of sizes from about 42 to 65 inches. Even bigger ones are available. Plasma screens come in sizes from about 42 inches to about 70 inches. A DLP screen can be had in sizes from 50 to 100 inches. As for prices, LCD and plasma screens are approximately comparable. DLP projection screens are significantly less expensive for the same size. There are a couple of other factors to consider in evaluating screen types. As far as brightness goes, they are all very good, with the DLP probably slightly less bright than the other two types. Contrast, meaning the ratio of the brightest white to the darkest black, is also excellent on all types of screens, a little bit less so on the LCD. Viewing angle means whether you can see the picture from any angle. Most screens are viewed directly straight on, but many viewers are off to the side or at an angle. DLP screens generally have poor viewing angles: when you get too far